#!/usr/bin/python

'''
Compare the difference:

::

    python test.py 0
    python test.py 1

'''

import pkgutil
import scipy
import sys

pkg=scipy

def success():
    for _, name, _ in pkgutil.walk_packages(path=pkg.__path__,
                                            prefix=pkg.__name__ + '.'):
        print(name)

def failure():
    for _, name, _ in pkgutil.walk_packages(path=pkg.__path__,
                                            prefix=''):
        print(name)

if __name__ == '__main__':
    if len(sys.argv) <= 1:
        print('usage: python {} <0|1>'.format(sys.argv[0]))
    elif sys.argv[1] == '0':
        success()
    else:
        failure()